81489528

素因数分解:

$2^3\times 3^2\times {\mathrm{1131799}}^1$

素因数の和:1131811

約数の個数: 24

約数和(自身を含む): 220701000

約数和(自身を除く): 139211472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1131799, 2263598, 3395397, 4527196, 6790794, 9054392, 10186191, 13581588, 20372382, 27163176, 40744764, 81489528]

約数ペア:

[(1, 81489528), (2, 40744764), (3, 27163176), (4, 20372382), (6, 13581588), (8, 10186191), (9, 9054392), (12, 6790794), (18, 4527196), (24, 3395397), (36, 2263598), (72, 1131799)]